English
Related papers

Related papers: Anatomical Landmark-Guided Deep Reinforcement Lear…

200 papers

Due to its non-invasive and painless characteristics, wireless capsule endoscopy has become the new gold standard for assessing gastrointestinal disorders. Omissions, however, could occur throughout the examination since controlling capsule…

Robotics · Computer Science 2023-05-19 Yameng Zhang , Long Bai , Li Liu , Hongliang Ren , Max Q. -H. Meng

In recent years, simultaneous magnetic actuation and localization (SMAL) for active wireless capsule endoscopy (WCE) has been intensively studied to improve the efficiency and accuracy of the examination. In this paper, we propose an…

Robotics · Computer Science 2021-11-04 Yangxin Xu , Keyu Li , Ziqi Zhao , Max Q. -H. Meng

Navigating a flexible robotic endoscope (FRE) through the gastrointestinal tract is critical for surgical diagnosis and treatment. However, navigation in the dynamic stomach is particularly challenging because the FRE must learn to…

Robotics · Computer Science 2025-09-03 Chi Kit Ng , Huxin Gao , Tian-Ao Ren , Jiewen Lai , Hongliang Ren

The field of robotic Flexible Endoscopes (FEs) has progressed significantly, offering a promising solution to reduce patient discomfort. However, the limited autonomy of most robotic FEs results in non-intuitive and challenging manoeuvres,…

Targeted drug delivery in the gastrointestinal (GI) tract using magnetic robots offers a promising alternative to systemic treatments. However, controlling these robots is a major challenge. Stationary magnetic systems have a limited…

Robotics · Computer Science 2026-01-23 Zhifan Yan , Chang Liu , Yiyang Jiang , Wenxuan Zheng , Xinhao Chen , Axel Krieger

Magnetic micro-robots have demonstrated immense potential in biomedical applications, such as in vivo drug delivery, non-invasive diagnostics, and cell-based therapies, owing to their precise maneuverability and small size. However, current…

Robotics · Computer Science 2025-03-11 Yudong Mao , Dandan Zhang

The Wireless Capsule Endoscopy (WCE) is becoming a popular way of screening gastrointestinal system diseases and cancer. However, the time-consuming process in inspecting WCE data limits its applications and increases the cost of…

Computer Vision and Pattern Recognition · Computer Science 2018-09-10 Xiaolu Zhang , Shiwan Zhao , Lingxi Xie

Effective and rapid detection of lesions in the Gastrointestinal tract is critical to gastroenterologist's response to some life-threatening diseases. Wireless Capsule Endoscopy (WCE) has revolutionized traditional endoscopy procedure by…

Computer Vision and Pattern Recognition · Computer Science 2021-01-19 Sodiq Adewole , Philip Fernandez , Michelle Yeghyayan , James Jablonski , Andrew Copland , Michael Porter , Sana Syed , Donald Brown

Wireless capsule endoscopy (WCE) is a painless and non-invasive diagnostic tool for gastrointestinal (GI) diseases. However, due to GI anatomical constraints and hardware manufacturing limitations, WCE vision signals may suffer from…

Image and Video Processing · Electrical Eng. & Systems 2023-07-25 Long Bai , Tong Chen , Yanan Wu , An Wang , Mobarakol Islam , Hongliang Ren

Mechanical thrombectomy (MT) is typically the optimal treatment for acute ischemic stroke involving large vessel occlusions, but access is limited due to geographic and logistical barriers. Reinforcement learning (RL) shows promise in…

Visual navigation is essential for many applications in robotics, from manipulation, through mobile robotics to automated driving. Deep reinforcement learning (DRL) provides an elegant map-free approach integrating image processing,…

Robotics · Computer Science 2020-10-22 Jonáš Kulhánek , Erik Derner , Robert Babuška

The interpretation and analysis of the wireless capsule endoscopy recording is a complex task which requires sophisticated computer aided decision (CAD) systems in order to help physicians with the video screening and, finally, with the…

Computer Vision and Pattern Recognition · Computer Science 2016-07-27 Santi Seguí , Michal Drozdzal , Guillem Pascual , Petia Radeva , Carolina Malagelada , Fernando Azpiroz , Jordi Vitrià

Robotic systems driven by artificial muscles present unique challenges due to the nonlinear dynamics of actuators and the complex designs of mechanical structures. Traditional model-based controllers often struggle to achieve desired…

Robotics · Computer Science 2025-08-12 Jiyue Tao , Yunsong Zhang , Sunil Kumar Rajendran , Feitian Zhang

Embodied artificial intelligence (AI) tasks shift from tasks focusing on internet images to active settings involving embodied agents that perceive and act within 3D environments. In this paper, we investigate the target-driven visual…

Computer Vision and Pattern Recognition · Computer Science 2020-05-06 Yunlian Lv , Ning Xie , Yimin Shi , Zijiao Wang , Heng Tao Shen

Radioguided surgery, such as sentinel lymph node biopsy, relies on the precise localization of radioactive targets by non-imaging gamma/beta detectors. Manual radioactive target detection based on visual display or audible indication of…

Robotics · Computer Science 2025-03-12 Hanyi Zhang , Kaizhong Deng , Zhaoyang Jacopo Hu , Baoru Huang , Daniel S. Elson

Despite some successful applications of goal-driven navigation, existing deep reinforcement learning (DRL)-based approaches notoriously suffers from poor data efficiency issue. One of the reasons is that the goal information is decoupled…

Robotics · Computer Science 2023-11-09 Wenhui Huang , Yanxin Zhou , Xiangkun He , Chen Lv

Autonomous navigation is crucial for both medical and industrial endoscopic robots, enabling safe and efficient exploration of narrow tubular environments without continuous human intervention, where avoiding contact with the inner walls…

Robotics · Computer Science 2026-01-07 Sicong Gao , Chen Qian , Laurence Xian , Liao Wu , Maurice Pagnucco , Yang Song

Wireless Capsule Endoscopy (WCE) is being increasingly used as an alternative imaging modality for complete and non-invasive screening of the gastrointestinal tract. Although this is advantageous in reducing unnecessary hospital admissions,…

Image and Video Processing · Electrical Eng. & Systems 2024-05-07 Anuja Vats , Marius Pedersen , Ahmed Mohammed , Øistein Hovde

This paper addresses the problem of traversing through unknown, tilted, and narrow gaps for quadrotors using Deep Reinforcement Learning (DRL). Previous learning-based methods relied on accurate knowledge of the environment, including the…

Robotics · Computer Science 2023-07-03 Yuhan Xie , Minghao Lu , Rui Peng , Peng Lu

In this paper, we present an autonomous navigation system for goal-driven exploration of unknown environments through deep reinforcement learning (DRL). Points of interest (POI) for possible navigation directions are obtained from the…

Robotics · Computer Science 2021-09-10 Reinis Cimurs , Il Hong Suh , Jin Han Lee
‹ Prev 1 2 3 10 Next ›